1 /* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
4 * This package is an SSL implementation written
5 * by Eric Young (eay@cryptsoft.com).
6 * The implementation was written so as to conform with Netscapes SSL.
8 * This library is free for commercial and non-commercial use as long as
9 * the following conditions are aheared to. The following conditions
10 * apply to all code found in this distribution, be it the RC4, RSA,
11 * lhash, DES, etc., code; not just the SSL code. The SSL documentation
12 * included with this distribution is covered by the same copyright terms
13 * except that the holder is Tim Hudson (tjh@cryptsoft.com).
15 * Copyright remains Eric Young's, and as such any Copyright notices in
16 * the code are not to be removed.
17 * If this package is used in a product, Eric Young should be given attribution
18 * as the author of the parts of the library used.
19 * This can be in the form of a textual message at program startup or
20 * in documentation (online or textual) provided with the package.
22 * Redistribution and use in source and binary forms, with or without
23 * modification, are permitted provided that the following conditions
25 * 1. Redistributions of source code must retain the copyright
26 * notice, this list of conditions and the following disclaimer.
27 * 2. Redistributions in binary form must reproduce the above copyright
28 * notice, this list of conditions and the following disclaimer in the
29 * documentation and/or other materials provided with the distribution.
30 * 3. All advertising materials mentioning features or use of this software
31 * must display the following acknowledgement:
32 * "This product includes cryptographic software written by
33 * Eric Young (eay@cryptsoft.com)"
34 * The word 'cryptographic' can be left out if the rouines from the library
35 * being used are not cryptographic related :-).
36 * 4. If you include any Windows specific code (or a derivative thereof) from
37 * the apps directory (application code) you must include an acknowledgement:
38 * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
40 * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
41 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
42 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
43 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
44 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
45 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
46 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
47 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
48 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
49 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
52 * The licence and distribution terms for any publically available version or
53 * derivative of this code cannot be changed. i.e. this code cannot simply be
54 * copied and put under another distribution licence
55 * [including the GNU Public Licence.]
57 /* ====================================================================
58 * Copyright (c) 1998-2006 The OpenSSL Project. All rights reserved.
60 * Redistribution and use in source and binary forms, with or without
61 * modification, are permitted provided that the following conditions
64 * 1. Redistributions of source code must retain the above copyright
65 * notice, this list of conditions and the following disclaimer.
67 * 2. Redistributions in binary form must reproduce the above copyright
68 * notice, this list of conditions and the following disclaimer in
69 * the documentation and/or other materials provided with the
72 * 3. All advertising materials mentioning features or use of this
73 * software must display the following acknowledgment:
74 * "This product includes software developed by the OpenSSL Project
75 * for use in the OpenSSL Toolkit. (http://www.openssl.org/)"
77 * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
78 * endorse or promote products derived from this software without
79 * prior written permission. For written permission, please contact
80 * openssl-core@openssl.org.
82 * 5. Products derived from this software may not be called "OpenSSL"
83 * nor may "OpenSSL" appear in their names without prior written
84 * permission of the OpenSSL Project.
86 * 6. Redistributions of any form whatsoever must retain the following
88 * "This product includes software developed by the OpenSSL Project
89 * for use in the OpenSSL Toolkit (http://www.openssl.org/)"
91 * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
92 * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
93 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
94 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR
95 * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
96 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
97 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
98 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
99 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
100 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
101 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
102 * OF THE POSSIBILITY OF SUCH DAMAGE.
103 * ====================================================================
105 * This product includes cryptographic software written by Eric Young
106 * (eay@cryptsoft.com). This product includes software written by Tim
107 * Hudson (tjh@cryptsoft.com).
110 /* ====================================================================
111 * Copyright 2002 Sun Microsystems, Inc. ALL RIGHTS RESERVED.
112 * ECC cipher suite support in OpenSSL originally developed by
113 * SUN MICROSYSTEMS, INC., and contributed to the OpenSSL project.
115 /* ====================================================================
116 * Copyright 2005 Nokia. All rights reserved.
118 * The portions of the attached software ("Contribution") is developed by
119 * Nokia Corporation and is licensed pursuant to the OpenSSL open source
122 * The Contribution, originally written by Mika Kousa and Pasi Eronen of
123 * Nokia Corporation, consists of the "PSK" (Pre-Shared Key) ciphersuites
124 * support (see RFC 4279) to OpenSSL.
126 * No patent licenses or other rights except those expressly stated in
127 * the OpenSSL open source license shall be deemed granted or received
128 * expressly, by implication, estoppel, or otherwise.
130 * No assurances are provided by Nokia that the Contribution does not
131 * infringe the patent or other intellectual property rights of any third
132 * party or that the license provides you with all the necessary rights
133 * to make use of the Contribution.
135 * THE SOFTWARE IS PROVIDED "AS IS" WITHOUT WARRANTY OF ANY KIND. IN
136 * ADDITION TO THE DISCLAIMERS INCLUDED IN THE LICENSE, NOKIA
137 * SPECIFICALLY DISCLAIMS ANY LIABILITY FOR CLAIMS BROUGHT BY YOU OR ANY
138 * OTHER ENTITY BASED ON INFRINGEMENT OF INTELLECTUAL PROPERTY RIGHTS OR
146 #include <openssl/async.h>
148 #include <openssl/e_os2.h>
150 /* conflicts with winsock2 stuff on netware */
151 #if !defined(OPENSSL_SYS_NETWARE)
152 # include <sys/types.h>
156 * With IPv6, it looks like Digital has mixed up the proper order of
157 * recursive header file inclusion, resulting in the compiler complaining
158 * that u_int isn't defined, but only if _POSIX_C_SOURCE is defined, which is
159 * needed to have fileno() declared correctly... So let's define u_int
161 #if defined(OPENSSL_SYS_VMS_DECC) && !defined(__U_INT)
163 typedef unsigned int u_int;
166 #include <openssl/lhash.h>
167 #include <openssl/bn.h>
170 #include <openssl/err.h>
171 #include <openssl/pem.h>
172 #include <openssl/x509.h>
173 #include <openssl/ssl.h>
174 #include <openssl/rand.h>
175 #include <openssl/ocsp.h>
176 #ifndef OPENSSL_NO_DH
177 # include <openssl/dh.h>
179 #ifndef OPENSSL_NO_RSA
180 # include <openssl/rsa.h>
182 #ifndef OPENSSL_NO_SRP
183 # include <openssl/srp.h>
186 #include "timeouts.h"
188 #if (defined(OPENSSL_SYS_VMS) && __VMS_VER < 70000000)
189 /* FIONBIO used as a switch to enable ioctl, and that isn't in VMS < 7.0 */
193 static int not_resumable_sess_cb(SSL *s, int is_forward_secure);
194 static int sv_body(int s, int stype, unsigned char *context);
195 static int www_body(int s, int stype, unsigned char *context);
196 static int rev_body(int s, int stype, unsigned char *context);
197 static void close_accept_socket(void);
198 static int init_ssl_connection(SSL *s);
199 static void print_stats(BIO *bp, SSL_CTX *ctx);
200 static int generate_session_id(const SSL *ssl, unsigned char *id,
201 unsigned int *id_len);
202 static void init_session_cache_ctx(SSL_CTX *sctx);
203 static void free_sessions(void);
204 #ifndef OPENSSL_NO_DH
205 static DH *load_dh_param(const char *dhfile);
208 static void s_server_init(void);
210 /* static int load_CA(SSL_CTX *ctx, char *file);*/
213 #define BUFSIZZ 16*1024
214 static int bufsize = BUFSIZZ;
215 static int accept_socket = -1;
217 #define TEST_CERT "server.pem"
218 #define TEST_CERT2 "server2.pem"
220 extern int verify_depth, verify_return_error, verify_quiet;
222 static int s_server_verify = SSL_VERIFY_NONE;
223 static int s_server_session_id_context = 1; /* anything will do */
224 static const char *s_cert_file = TEST_CERT, *s_key_file =
225 NULL, *s_chain_file = NULL;
227 static const char *s_cert_file2 = TEST_CERT2, *s_key_file2 = NULL;
228 static char *s_dcert_file = NULL, *s_dkey_file = NULL, *s_dchain_file = NULL;
230 static int s_nbio = 0;
232 static int s_nbio_test = 0;
233 static int s_crlf = 0;
234 static SSL_CTX *ctx = NULL;
235 static SSL_CTX *ctx2 = NULL;
238 static BIO *bio_s_out = NULL;
239 static BIO *bio_s_msg = NULL;
240 static int s_debug = 0;
241 static int s_tlsextdebug = 0;
242 static int s_tlsextstatus = 0;
243 static int cert_status_cb(SSL *s, void *arg);
244 static int no_resume_ephemeral = 0;
245 static int s_msg = 0;
246 static int s_quiet = 0;
247 static int s_ign_eof = 0;
248 static int s_brief = 0;
250 static char *keymatexportlabel = NULL;
251 static int keymatexportlen = 20;
253 static int async = 0;
255 #ifndef OPENSSL_NO_ENGINE
256 static char *engine_id = NULL;
258 static const char *session_id_prefix = NULL;
260 #ifndef OPENSSL_NO_DTLS
261 static int enable_timeouts = 0;
262 static long socket_mtu;
263 static int cert_chain = 0;
265 static int dtlslisten = 0;
267 static BIO *serverinfo_in = NULL;
268 static const char *s_serverinfo_file = NULL;
270 #ifndef OPENSSL_NO_PSK
271 static char *psk_identity = "Client_identity";
272 char *psk_key = NULL; /* by default PSK is not used */
274 static unsigned int psk_server_cb(SSL *ssl, const char *identity,
276 unsigned int max_psk_len)
278 unsigned int psk_len = 0;
283 BIO_printf(bio_s_out, "psk_server_cb\n");
285 BIO_printf(bio_err, "Error: client did not send PSK identity\n");
289 BIO_printf(bio_s_out, "identity_len=%d identity=%s\n",
290 (int)strlen(identity), identity);
292 /* here we could lookup the given identity e.g. from a database */
293 if (strcmp(identity, psk_identity) != 0) {
294 BIO_printf(bio_s_out, "PSK error: client identity not found"
295 " (got '%s' expected '%s')\n", identity, psk_identity);
299 BIO_printf(bio_s_out, "PSK client identity found\n");
301 /* convert the PSK key to binary */
302 ret = BN_hex2bn(&bn, psk_key);
304 BIO_printf(bio_err, "Could not convert PSK key '%s' to BIGNUM\n",
309 if (BN_num_bytes(bn) > (int)max_psk_len) {
311 "psk buffer of callback is too small (%d) for key (%d)\n",
312 max_psk_len, BN_num_bytes(bn));
317 ret = BN_bn2bin(bn, psk);
322 psk_len = (unsigned int)ret;
325 BIO_printf(bio_s_out, "fetched PSK len=%d\n", psk_len);
329 BIO_printf(bio_err, "Error in PSK server callback\n");
330 (void)BIO_flush(bio_err);
331 (void)BIO_flush(bio_s_out);
336 #ifndef OPENSSL_NO_SRP
337 /* This is a context that we pass to callbacks */
338 typedef struct srpsrvparm_st {
345 * This callback pretends to require some asynchronous logic in order to
346 * obtain a verifier. When the callback is called for a new connection we
347 * return with a negative value. This will provoke the accept etc to return
348 * with an LOOKUP_X509. The main logic of the reinvokes the suspended call
349 * (which would normally occur after a worker has finished) and we set the
352 static int ssl_srp_server_param_cb(SSL *s, int *ad, void *arg)
354 srpsrvparm *p = (srpsrvparm *) arg;
355 int ret = SSL3_AL_FATAL;
357 if (p->login == NULL && p->user == NULL) {
358 p->login = SSL_get_srp_username(s);
359 BIO_printf(bio_err, "SRP username = \"%s\"\n", p->login);
363 if (p->user == NULL) {
364 BIO_printf(bio_err, "User %s doesn't exist\n", p->login);
368 if (SSL_set_srp_server_param
369 (s, p->user->N, p->user->g, p->user->s, p->user->v,
370 p->user->info) < 0) {
371 *ad = SSL_AD_INTERNAL_ERROR;
375 "SRP parameters set: username = \"%s\" info=\"%s\" \n",
376 p->login, p->user->info);
377 ret = SSL_ERROR_NONE;
380 SRP_user_pwd_free(p->user);
388 static void s_server_init(void)
392 s_server_verify = SSL_VERIFY_NONE;
395 s_dchain_file = NULL;
396 s_cert_file = TEST_CERT;
399 s_cert_file2 = TEST_CERT2;
412 #ifndef OPENSSL_NO_ENGINE
417 static int local_argc = 0;
418 static char **local_argv;
420 #ifdef CHARSET_EBCDIC
421 static int ebcdic_new(BIO *bi);
422 static int ebcdic_free(BIO *a);
423 static int ebcdic_read(BIO *b, char *out, int outl);
424 static int ebcdic_write(BIO *b, const char *in, int inl);
425 static long ebcdic_ctrl(BIO *b, int cmd, long num, void *ptr);
426 static int ebcdic_gets(BIO *bp, char *buf, int size);
427 static int ebcdic_puts(BIO *bp, const char *str);
429 # define BIO_TYPE_EBCDIC_FILTER (18|0x0200)
430 static BIO_METHOD methods_ebcdic = {
431 BIO_TYPE_EBCDIC_FILTER,
432 "EBCDIC/ASCII filter",
442 /* This struct is "unwarranted chumminess with the compiler." */
448 BIO_METHOD *BIO_f_ebcdic_filter()
450 return (&methods_ebcdic);
453 static int ebcdic_new(BIO *bi)
455 EBCDIC_OUTBUFF *wbuf;
457 wbuf = app_malloc(sizeof(*wbuf) + 1024, "ebcdic wbuf");
458 wbuf->alloced = 1024;
459 wbuf->buff[0] = '\0';
461 bi->ptr = (char *)wbuf;
467 static int ebcdic_free(BIO *a)
471 OPENSSL_free(a->ptr);
478 static int ebcdic_read(BIO *b, char *out, int outl)
482 if (out == NULL || outl == 0)
484 if (b->next_bio == NULL)
487 ret = BIO_read(b->next_bio, out, outl);
489 ascii2ebcdic(out, out, ret);
493 static int ebcdic_write(BIO *b, const char *in, int inl)
495 EBCDIC_OUTBUFF *wbuf;
500 if ((in == NULL) || (inl <= 0))
502 if (b->next_bio == NULL)
505 wbuf = (EBCDIC_OUTBUFF *) b->ptr;
507 if (inl > (num = wbuf->alloced)) {
508 num = num + num; /* double the size */
511 wbuf = app_malloc(sizeof(*wbuf) + num, "grow ebcdic wbuf");
512 OPENSSL_free(b->ptr);
515 wbuf->buff[0] = '\0';
517 b->ptr = (char *)wbuf;
520 ebcdic2ascii(wbuf->buff, in, inl);
522 ret = BIO_write(b->next_bio, wbuf->buff, inl);
527 static long ebcdic_ctrl(BIO *b, int cmd, long num, void *ptr)
531 if (b->next_bio == NULL)
538 ret = BIO_ctrl(b->next_bio, cmd, num, ptr);
544 static int ebcdic_gets(BIO *bp, char *buf, int size)
547 if (bp->next_bio == NULL)
549 /* return(BIO_gets(bp->next_bio,buf,size));*/
550 for (i = 0; i < size - 1; ++i) {
551 ret = ebcdic_read(bp, &buf[i], 1);
554 else if (buf[i] == '\n') {
561 return (ret < 0 && i == 0) ? ret : i;
564 static int ebcdic_puts(BIO *bp, const char *str)
566 if (bp->next_bio == NULL)
568 return ebcdic_write(bp, str, strlen(str));
572 /* This is a context that we pass to callbacks */
573 typedef struct tlsextctx_st {
579 static int ssl_servername_cb(SSL *s, int *ad, void *arg)
581 tlsextctx *p = (tlsextctx *) arg;
582 const char *servername = SSL_get_servername(s, TLSEXT_NAMETYPE_host_name);
583 if (servername && p->biodebug)
584 BIO_printf(p->biodebug, "Hostname in TLS extension: \"%s\"\n",
588 return SSL_TLSEXT_ERR_NOACK;
591 if (strcasecmp(servername, p->servername))
592 return p->extension_error;
594 BIO_printf(p->biodebug, "Switching server context.\n");
595 SSL_set_SSL_CTX(s, ctx2);
598 return SSL_TLSEXT_ERR_OK;
601 /* Structure passed to cert status callback */
603 typedef struct tlsextstatusctx_st {
604 /* Default responder to use */
605 char *host, *path, *port;
611 static tlsextstatusctx tlscstatp = { NULL, NULL, NULL, 0, -1, 0 };
614 * Certificate Status callback. This is called when a client includes a
615 * certificate status request extension. This is a simplified version. It
616 * examines certificates each time and makes one OCSP responder query for
617 * each request. A full version would store details such as the OCSP
618 * certificate IDs and minimise the number of OCSP responses by caching them
619 * until they were considered "expired".
622 static int cert_status_cb(SSL *s, void *arg)
624 tlsextstatusctx *srctx = arg;
625 char *host = NULL, *port = NULL, *path = NULL;
627 unsigned char *rspder = NULL;
629 STACK_OF(OPENSSL_STRING) *aia = NULL;
631 X509_STORE_CTX inctx;
633 OCSP_REQUEST *req = NULL;
634 OCSP_RESPONSE *resp = NULL;
635 OCSP_CERTID *id = NULL;
636 STACK_OF(X509_EXTENSION) *exts;
637 int ret = SSL_TLSEXT_ERR_NOACK;
641 BIO_puts(bio_err, "cert_status: callback called\n");
642 /* Build up OCSP query from server certificate */
643 x = SSL_get_certificate(s);
644 aia = X509_get1_ocsp(x);
646 if (!OCSP_parse_url(sk_OPENSSL_STRING_value(aia, 0),
647 &host, &port, &path, &use_ssl)) {
648 BIO_puts(bio_err, "cert_status: can't parse AIA URL\n");
652 BIO_printf(bio_err, "cert_status: AIA URL: %s\n",
653 sk_OPENSSL_STRING_value(aia, 0));
657 "cert_status: no AIA and no default responder URL\n");
663 use_ssl = srctx->use_ssl;
666 if (!X509_STORE_CTX_init(&inctx,
667 SSL_CTX_get_cert_store(SSL_get_SSL_CTX(s)),
670 if (X509_STORE_get_by_subject(&inctx, X509_LU_X509,
671 X509_get_issuer_name(x), &obj) <= 0) {
672 BIO_puts(bio_err, "cert_status: Can't retrieve issuer certificate.\n");
673 X509_STORE_CTX_cleanup(&inctx);
676 req = OCSP_REQUEST_new();
679 id = OCSP_cert_to_id(NULL, x, obj.data.x509);
680 X509_free(obj.data.x509);
681 X509_STORE_CTX_cleanup(&inctx);
684 if (!OCSP_request_add0_id(req, id))
687 /* Add any extensions to the request */
688 SSL_get_tlsext_status_exts(s, &exts);
689 for (i = 0; i < sk_X509_EXTENSION_num(exts); i++) {
690 X509_EXTENSION *ext = sk_X509_EXTENSION_value(exts, i);
691 if (!OCSP_REQUEST_add_ext(req, ext, -1))
694 resp = process_responder(req, host, path, port, use_ssl, NULL,
697 BIO_puts(bio_err, "cert_status: error querying responder\n");
700 rspderlen = i2d_OCSP_RESPONSE(resp, &rspder);
703 SSL_set_tlsext_status_ocsp_resp(s, rspder, rspderlen);
704 if (srctx->verbose) {
705 BIO_puts(bio_err, "cert_status: ocsp response sent:\n");
706 OCSP_RESPONSE_print(bio_err, resp, 2);
708 ret = SSL_TLSEXT_ERR_OK;
710 if (ret != SSL_TLSEXT_ERR_OK)
711 ERR_print_errors(bio_err);
716 X509_email_free(aia);
718 OCSP_CERTID_free(id);
719 OCSP_REQUEST_free(req);
720 OCSP_RESPONSE_free(resp);
723 ret = SSL_TLSEXT_ERR_ALERT_FATAL;
727 #ifndef OPENSSL_NO_NEXTPROTONEG
728 /* This is the context that we pass to next_proto_cb */
729 typedef struct tlsextnextprotoctx_st {
732 } tlsextnextprotoctx;
734 static int next_proto_cb(SSL *s, const unsigned char **data,
735 unsigned int *len, void *arg)
737 tlsextnextprotoctx *next_proto = arg;
739 *data = next_proto->data;
740 *len = next_proto->len;
742 return SSL_TLSEXT_ERR_OK;
744 #endif /* ndef OPENSSL_NO_NEXTPROTONEG */
746 /* This the context that we pass to alpn_cb */
747 typedef struct tlsextalpnctx_st {
752 static int alpn_cb(SSL *s, const unsigned char **out, unsigned char *outlen,
753 const unsigned char *in, unsigned int inlen, void *arg)
755 tlsextalpnctx *alpn_ctx = arg;
758 /* We can assume that |in| is syntactically valid. */
760 BIO_printf(bio_s_out, "ALPN protocols advertised by the client: ");
761 for (i = 0; i < inlen;) {
763 BIO_write(bio_s_out, ", ", 2);
764 BIO_write(bio_s_out, &in[i + 1], in[i]);
767 BIO_write(bio_s_out, "\n", 1);
770 if (SSL_select_next_proto
771 ((unsigned char **)out, outlen, alpn_ctx->data, alpn_ctx->len, in,
772 inlen) != OPENSSL_NPN_NEGOTIATED) {
773 return SSL_TLSEXT_ERR_NOACK;
777 BIO_printf(bio_s_out, "ALPN protocols selected: ");
778 BIO_write(bio_s_out, *out, *outlen);
779 BIO_write(bio_s_out, "\n", 1);
782 return SSL_TLSEXT_ERR_OK;
785 static int not_resumable_sess_cb(SSL *s, int is_forward_secure)
787 /* disable resumption for sessions with forward secure ciphers */
788 return is_forward_secure;
791 #ifndef OPENSSL_NO_SRP
792 static srpsrvparm srp_callback_parm;
794 #ifndef OPENSSL_NO_SRTP
795 static char *srtp_profiles = NULL;
798 typedef enum OPTION_choice {
799 OPT_ERR = -1, OPT_EOF = 0, OPT_HELP, OPT_ENGINE,
800 OPT_4, OPT_6, OPT_ACCEPT, OPT_PORT, OPT_UNIX, OPT_UNLINK, OPT_NACCEPT,
801 OPT_VERIFY, OPT_UPPER_V_VERIFY, OPT_CONTEXT, OPT_CERT, OPT_CRL,
802 OPT_CRL_DOWNLOAD, OPT_SERVERINFO, OPT_CERTFORM, OPT_KEY, OPT_KEYFORM,
803 OPT_PASS, OPT_CERT_CHAIN, OPT_DHPARAM, OPT_DCERTFORM, OPT_DCERT,
804 OPT_DKEYFORM, OPT_DPASS, OPT_DKEY, OPT_DCERT_CHAIN, OPT_NOCERT,
805 OPT_CAPATH, OPT_NOCAPATH, OPT_CHAINCAPATH, OPT_VERIFYCAPATH, OPT_NO_CACHE,
806 OPT_EXT_CACHE, OPT_CRLFORM, OPT_VERIFY_RET_ERROR, OPT_VERIFY_QUIET,
807 OPT_BUILD_CHAIN, OPT_CAFILE, OPT_NOCAFILE, OPT_CHAINCAFILE,
808 OPT_VERIFYCAFILE, OPT_NBIO, OPT_NBIO_TEST, OPT_IGN_EOF, OPT_NO_IGN_EOF,
809 OPT_DEBUG, OPT_TLSEXTDEBUG, OPT_STATUS, OPT_STATUS_VERBOSE,
810 OPT_STATUS_TIMEOUT, OPT_STATUS_URL, OPT_MSG, OPT_MSGFILE, OPT_TRACE,
811 OPT_SECURITY_DEBUG, OPT_SECURITY_DEBUG_VERBOSE, OPT_STATE, OPT_CRLF,
812 OPT_QUIET, OPT_BRIEF, OPT_NO_DHE,
813 OPT_NO_RESUME_EPHEMERAL, OPT_PSK_HINT, OPT_PSK, OPT_SRPVFILE,
814 OPT_SRPUSERSEED, OPT_REV, OPT_WWW, OPT_UPPER_WWW, OPT_HTTP, OPT_ASYNC,
815 OPT_SSL_CONFIG, OPT_SSL3,
816 OPT_TLS1_2, OPT_TLS1_1, OPT_TLS1, OPT_DTLS, OPT_DTLS1,
817 OPT_DTLS1_2, OPT_TIMEOUT, OPT_MTU, OPT_CHAIN, OPT_LISTEN,
818 OPT_ID_PREFIX, OPT_RAND, OPT_SERVERNAME, OPT_SERVERNAME_FATAL,
819 OPT_CERT2, OPT_KEY2, OPT_NEXTPROTONEG, OPT_ALPN,
820 OPT_SRTP_PROFILES, OPT_KEYMATEXPORT, OPT_KEYMATEXPORTLEN,
826 OPTIONS s_server_options[] = {
827 {"help", OPT_HELP, '-', "Display this summary"},
828 {"port", OPT_PORT, 'p',
829 "TCP/IP port to listen on for connections (default is " PORT ")"},
830 {"accept", OPT_ACCEPT, 's',
831 "TCP/IP optional host and port to accept on (default is " PORT ")"},
833 {"unix", OPT_UNIX, 's', "Unix domain socket to accept on"},
835 {"4", OPT_4, '-', "Use IPv4 only"},
836 {"6", OPT_6, '-', "Use IPv6 only"},
838 {"unlink", OPT_UNLINK, '-', "For -unix, unlink existing socket first"},
840 {"context", OPT_CONTEXT, 's', "Set session ID context"},
841 {"verify", OPT_VERIFY, 'n', "Turn on peer certificate verification"},
842 {"Verify", OPT_UPPER_V_VERIFY, 'n',
843 "Turn on peer certificate verification, must have a cert"},
844 {"cert", OPT_CERT, '<', "Certificate file to use; default is " TEST_CERT},
845 {"naccept", OPT_NACCEPT, 'p', "Terminate after pnum connections"},
846 {"serverinfo", OPT_SERVERINFO, 's',
847 "PEM serverinfo file for certificate"},
848 {"certform", OPT_CERTFORM, 'F',
849 "Certificate format (PEM or DER) PEM default"},
850 {"key", OPT_KEY, '<',
851 "Private Key if not in -cert; default is " TEST_CERT},
852 {"keyform", OPT_KEYFORM, 'f',
853 "Key format (PEM, DER or ENGINE) PEM default"},
854 {"pass", OPT_PASS, 's', "Private key file pass phrase source"},
855 {"dcert", OPT_DCERT, '<',
856 "Second certificate file to use (usually for DSA)"},
857 {"dcertform", OPT_DCERTFORM, 'F',
858 "Second certificate format (PEM or DER) PEM default"},
859 {"dkey", OPT_DKEY, '<',
860 "Second private key file to use (usually for DSA)"},
861 {"dkeyform", OPT_DKEYFORM, 'F',
862 "Second key format (PEM, DER or ENGINE) PEM default"},
863 {"dpass", OPT_DPASS, 's', "Second private key file pass phrase source"},
864 {"nbio_test", OPT_NBIO_TEST, '-', "Test with the non-blocking test bio"},
865 {"crlf", OPT_CRLF, '-', "Convert LF from terminal into CRLF"},
866 {"debug", OPT_DEBUG, '-', "Print more output"},
867 {"msg", OPT_MSG, '-', "Show protocol messages"},
868 {"msgfile", OPT_MSGFILE, '>',
869 "File to send output of -msg or -trace, instead of stdout"},
870 {"state", OPT_STATE, '-', "Print the SSL states"},
871 {"CAfile", OPT_CAFILE, '<', "PEM format file of CA's"},
872 {"CApath", OPT_CAPATH, '/', "PEM format directory of CA's"},
873 {"no-CAfile", OPT_NOCAFILE, '-',
874 "Do not load the default certificates file"},
875 {"no-CApath", OPT_NOCAPATH, '-',
876 "Do not load certificates from the default certificates directory"},
877 {"nocert", OPT_NOCERT, '-', "Don't use any certificates (Anon-DH)"},
878 {"quiet", OPT_QUIET, '-', "No server output"},
879 {"no_resume_ephemeral", OPT_NO_RESUME_EPHEMERAL, '-',
880 "Disable caching and tickets if ephemeral (EC)DH is used"},
881 {"www", OPT_WWW, '-', "Respond to a 'GET /' with a status page"},
882 {"WWW", OPT_UPPER_WWW, '-', "Respond to a 'GET with the file ./path"},
883 {"servername", OPT_SERVERNAME, 's',
884 "Servername for HostName TLS extension"},
885 {"servername_fatal", OPT_SERVERNAME_FATAL, '-',
886 "mismatch send fatal alert (default warning alert)"},
887 {"cert2", OPT_CERT2, '<',
888 "Certificate file to use for servername; default is" TEST_CERT2},
889 {"key2", OPT_KEY2, '<',
890 "-Private Key file to use for servername if not in -cert2"},
891 {"tlsextdebug", OPT_TLSEXTDEBUG, '-',
892 "Hex dump of all TLS extensions received"},
893 {"HTTP", OPT_HTTP, '-', "Like -WWW but ./path incluedes HTTP headers"},
894 {"id_prefix", OPT_ID_PREFIX, 's',
895 "Generate SSL/TLS session IDs prefixed by arg"},
896 {"rand", OPT_RAND, 's',
897 "Load the file(s) into the random number generator"},
898 {"keymatexport", OPT_KEYMATEXPORT, 's',
899 "Export keying material using label"},
900 {"keymatexportlen", OPT_KEYMATEXPORTLEN, 'p',
901 "Export len bytes of keying material (default 20)"},
902 {"CRL", OPT_CRL, '<', "CRL file to use"},
903 {"crl_download", OPT_CRL_DOWNLOAD, '-',
904 "Download CRL from distribution points"},
905 {"cert_chain", OPT_CERT_CHAIN, '<',
906 "certificate chain file in PEM format"},
907 {"dcert_chain", OPT_DCERT_CHAIN, '<',
908 "second certificate chain file in PEM format"},
909 {"chainCApath", OPT_CHAINCAPATH, '/',
910 "use dir as certificate store path to build CA certificate chain"},
911 {"verifyCApath", OPT_VERIFYCAPATH, '/',
912 "use dir as certificate store path to verify CA certificate"},
913 {"no_cache", OPT_NO_CACHE, '-', "Disable session cache"},
914 {"ext_cache", OPT_EXT_CACHE, '-',
915 "Disable internal cache, setup and use external cache"},
916 {"CRLform", OPT_CRLFORM, 'F', "CRL format (PEM or DER) PEM is default" },
917 {"verify_return_error", OPT_VERIFY_RET_ERROR, '-',
918 "Close connection on verification error"},
919 {"verify_quiet", OPT_VERIFY_QUIET, '-',
920 "No verify output except verify errors"},
921 {"build_chain", OPT_BUILD_CHAIN, '-', "Build certificate chain"},
922 {"chainCAfile", OPT_CHAINCAFILE, '<',
923 "CA file for certificate chain (PEM format)"},
924 {"verifyCAfile", OPT_VERIFYCAFILE, '<',
925 "CA file for certificate verification (PEM format)"},
926 {"ign_eof", OPT_IGN_EOF, '-', "ignore input eof (default when -quiet)"},
927 {"no_ign_eof", OPT_NO_IGN_EOF, '-', "Do not ignore input eof"},
928 {"status", OPT_STATUS, '-', "Request certificate status from server"},
929 {"status_verbose", OPT_STATUS_VERBOSE, '-',
930 "Print more output in certificate status callback"},
931 {"status_timeout", OPT_STATUS_TIMEOUT, 'n',
932 "Status request responder timeout"},
933 {"status_url", OPT_STATUS_URL, 's', "Status request fallback URL"},
934 #ifndef OPENSSL_NO_SSL_TRACE
935 {"trace", OPT_TRACE, '-', "trace protocol messages"},
937 {"security_debug", OPT_SECURITY_DEBUG, '-',
938 "Print output from SSL/TLS security framework"},
939 {"security_debug_verbose", OPT_SECURITY_DEBUG_VERBOSE, '-',
940 "Print more output from SSL/TLS security framework"},
941 {"brief", OPT_BRIEF, '-', \
942 "Restrict output to brief summary of connection parameters"},
943 {"rev", OPT_REV, '-',
944 "act as a simple test server which just sends back with the received text reversed"},
945 {"async", OPT_ASYNC, '-', "Operate in asynchronous mode"},
946 {"ssl_config", OPT_SSL_CONFIG, 's', \
947 "Configure SSL_CTX using the configuration 'val'"},
952 {"nbio", OPT_NBIO, '-', "Use non-blocking IO"},
954 #ifndef OPENSSL_NO_PSK
955 {"psk_hint", OPT_PSK_HINT, 's', "PSK identity hint to use"},
956 {"psk", OPT_PSK, 's', "PSK in hex (without 0x)"},
958 #ifndef OPENSSL_NO_SRP
959 {"srpvfile", OPT_SRPVFILE, '<', "The verifier file for SRP"},
960 {"srpuserseed", OPT_SRPUSERSEED, 's',
961 "A seed string for a default user salt"},
963 #ifndef OPENSSL_NO_SSL3
964 {"ssl3", OPT_SSL3, '-', "Just talk SSLv3"},
966 #ifndef OPENSSL_NO_TLS1
967 {"tls1", OPT_TLS1, '-', "Just talk TLSv1"},
969 #ifndef OPENSSL_NO_TLS1_1
970 {"tls1_1", OPT_TLS1_1, '-', "Just talk TLSv1.1"},
972 #ifndef OPENSSL_NO_TLS1_2
973 {"tls1_2", OPT_TLS1_2, '-', "just talk TLSv1.2"},
975 #ifndef OPENSSL_NO_DTLS
976 {"dtls", OPT_DTLS, '-', "Use any DTLS version"},
977 {"timeout", OPT_TIMEOUT, '-', "Enable timeouts"},
978 {"mtu", OPT_MTU, 'p', "Set link layer MTU"},
979 {"chain", OPT_CHAIN, '-', "Read a certificate chain"},
980 {"listen", OPT_LISTEN, '-',
981 "Listen for a DTLS ClientHello with a cookie and then connect"},
983 #ifndef OPENSSL_NO_DTLS1
984 {"dtls1", OPT_DTLS1, '-', "Just talk DTLSv1"},
986 #ifndef OPENSSL_NO_DTLS1_2
987 {"dtls1_2", OPT_DTLS1_2, '-', "Just talk DTLSv1.2"},
989 #ifndef OPENSSL_NO_DH
990 {"no_dhe", OPT_NO_DHE, '-', "Disable ephemeral DH"},
992 #ifndef OPENSSL_NO_NEXTPROTONEG
993 {"nextprotoneg", OPT_NEXTPROTONEG, 's',
994 "Set the advertised protocols for the NPN extension (comma-separated list)"},
996 #ifndef OPENSSL_NO_SRTP
997 {"use_srtp", OPT_SRTP_PROFILES, 's',
998 "Offer SRTP key management with a colon-separated profile list"},
999 {"alpn", OPT_ALPN, 's',
1000 "Set the advertised protocols for the ALPN extension (comma-separated list)"},
1002 #ifndef OPENSSL_NO_ENGINE
1003 {"engine", OPT_ENGINE, 's', "Use engine, possibly a hardware device"},
1008 int s_server_main(int argc, char *argv[])
1011 EVP_PKEY *s_key = NULL, *s_dkey = NULL;
1012 SSL_CONF_CTX *cctx = NULL;
1013 const SSL_METHOD *meth = TLS_server_method();
1014 SSL_EXCERT *exc = NULL;
1015 STACK_OF(OPENSSL_STRING) *ssl_args = NULL;
1016 STACK_OF(X509) *s_chain = NULL, *s_dchain = NULL;
1017 STACK_OF(X509_CRL) *crls = NULL;
1018 X509 *s_cert = NULL, *s_dcert = NULL;
1019 X509_VERIFY_PARAM *vpm = NULL;
1020 char *CApath = NULL, *CAfile = NULL, *chCApath = NULL, *chCAfile = NULL;
1021 #ifndef OPENSSL_NO_DH
1022 char *dhfile = NULL;
1024 char *dpassarg = NULL, *dpass = NULL, *inrand = NULL;
1025 char *passarg = NULL, *pass = NULL, *vfyCApath = NULL, *vfyCAfile = NULL;
1026 char *crl_file = NULL, *prog;
1027 #ifndef OPENSSL_NO_PSK
1031 int unlink_unix_path = 0;
1033 do_server_cb server_cb;
1034 int vpmtouched = 0, build_chain = 0, no_cache = 0, ext_cache = 0;
1035 #ifndef OPENSSL_NO_DH
1038 int nocert = 0, ret = 1;
1039 int noCApath = 0, noCAfile = 0;
1040 int s_cert_format = FORMAT_PEM, s_key_format = FORMAT_PEM;
1041 int s_dcert_format = FORMAT_PEM, s_dkey_format = FORMAT_PEM;
1042 int rev = 0, naccept = -1, sdebug = 0;
1043 int socket_family = AF_UNSPEC, socket_type = SOCK_STREAM;
1044 int state = 0, crl_format = FORMAT_PEM, crl_download = 0;
1046 char *port = BUF_strdup(PORT);
1047 unsigned char *context = NULL;
1049 EVP_PKEY *s_key2 = NULL;
1050 X509 *s_cert2 = NULL;
1051 tlsextctx tlsextcbp = { NULL, NULL, SSL_TLSEXT_ERR_ALERT_WARNING };
1052 const char *ssl_config = NULL;
1053 #ifndef OPENSSL_NO_NEXTPROTONEG
1054 const char *next_proto_neg_in = NULL;
1055 tlsextnextprotoctx next_proto = { NULL, 0 };
1057 const char *alpn_in = NULL;
1058 tlsextalpnctx alpn_ctx = { NULL, 0 };
1059 #ifndef OPENSSL_NO_PSK
1060 /* by default do not send a PSK identity hint */
1061 static char *psk_identity_hint = NULL;
1063 #ifndef OPENSSL_NO_SRP
1064 char *srpuserseed = NULL;
1065 char *srp_verifier_file = NULL;
1072 cctx = SSL_CONF_CTX_new();
1073 vpm = X509_VERIFY_PARAM_new();
1074 if (cctx == NULL || vpm == NULL)
1076 SSL_CONF_CTX_set_flags(cctx, SSL_CONF_FLAG_SERVER | SSL_CONF_FLAG_CMDLINE);
1078 prog = opt_init(argc, argv, s_server_options);
1079 while ((o = opt_next()) != OPT_EOF) {
1084 BIO_printf(bio_err, "%s: Use -help for summary.\n", prog);
1087 opt_help(s_server_options);
1093 if (socket_family == AF_UNIX) {
1094 OPENSSL_free(host); host = NULL;
1095 OPENSSL_free(port); port = NULL;
1098 socket_family = AF_INET;
1104 if (socket_family == AF_UNIX) {
1105 OPENSSL_free(host); host = NULL;
1106 OPENSSL_free(port); port = NULL;
1109 socket_family = AF_INET6;
1112 BIO_printf(bio_err, "%s: IPv6 domain sockets unsupported\n", prog);
1118 if (socket_family == AF_UNIX) {
1119 socket_family = AF_UNSPEC;
1122 OPENSSL_free(port); port = NULL;
1123 OPENSSL_free(host); host = NULL;
1124 if (BIO_parse_hostserv(opt_arg(), NULL, &port, BIO_PARSE_PRIO_SERV) < 1) {
1126 "%s: -port argument malformed or ambiguous\n",
1133 if (socket_family == AF_UNIX) {
1134 socket_family = AF_UNSPEC;
1137 OPENSSL_free(port); port = NULL;
1138 OPENSSL_free(host); host = NULL;
1139 if (BIO_parse_hostserv(opt_arg(), &host, &port, BIO_PARSE_PRIO_SERV) < 1) {
1141 "%s: -accept argument malformed or ambiguous\n",
1148 socket_family = AF_UNIX;
1149 OPENSSL_free(host); host = BUF_strdup(opt_arg());
1150 OPENSSL_free(port); port = NULL;
1153 unlink_unix_path = 1;
1157 naccept = atol(opt_arg());
1160 s_server_verify = SSL_VERIFY_PEER | SSL_VERIFY_CLIENT_ONCE;
1161 verify_depth = atoi(opt_arg());
1163 BIO_printf(bio_err, "verify depth is %d\n", verify_depth);
1165 case OPT_UPPER_V_VERIFY:
1167 SSL_VERIFY_PEER | SSL_VERIFY_FAIL_IF_NO_PEER_CERT |
1168 SSL_VERIFY_CLIENT_ONCE;
1169 verify_depth = atoi(opt_arg());
1172 "verify depth is %d, must return a certificate\n",
1176 context = (unsigned char *)opt_arg();
1179 s_cert_file = opt_arg();
1182 crl_file = opt_arg();
1184 case OPT_CRL_DOWNLOAD:
1187 case OPT_SERVERINFO:
1188 s_serverinfo_file = opt_arg();
1191 if (!opt_format(opt_arg(), OPT_FMT_PEMDER, &s_cert_format))
1195 s_key_file = opt_arg();
1198 if (!opt_format(opt_arg(), OPT_FMT_ANY, &s_key_format))
1202 passarg = opt_arg();
1204 case OPT_CERT_CHAIN:
1205 s_chain_file = opt_arg();
1208 #ifndef OPENSSL_NO_DH
1213 if (!opt_format(opt_arg(), OPT_FMT_PEMDER, &s_dcert_format))
1217 s_dcert_file = opt_arg();
1220 if (!opt_format(opt_arg(), OPT_FMT_PEMDER, &s_dkey_format))
1224 dpassarg = opt_arg();
1227 s_dkey_file = opt_arg();
1229 case OPT_DCERT_CHAIN:
1230 s_dchain_file = opt_arg();
1241 case OPT_CHAINCAPATH:
1242 chCApath = opt_arg();
1244 case OPT_VERIFYCAPATH:
1245 vfyCApath = opt_arg();
1254 if (!opt_format(opt_arg(), OPT_FMT_PEMDER, &crl_format))
1258 if (ssl_args == NULL)
1259 ssl_args = sk_OPENSSL_STRING_new_null();
1260 if (ssl_args == NULL
1261 || !sk_OPENSSL_STRING_push(ssl_args, opt_flag())
1262 || !sk_OPENSSL_STRING_push(ssl_args, opt_arg())) {
1263 BIO_printf(bio_err, "%s: Memory allocation failure\n", prog);
1268 if (!opt_verify(o, vpm))
1273 if (!args_excert(o, &exc))
1276 case OPT_VERIFY_RET_ERROR:
1277 verify_return_error = 1;
1279 case OPT_VERIFY_QUIET:
1282 case OPT_BUILD_CHAIN:
1291 case OPT_CHAINCAFILE:
1292 chCAfile = opt_arg();
1294 case OPT_VERIFYCAFILE:
1295 vfyCAfile = opt_arg();
1301 s_nbio = s_nbio_test = 1;
1306 case OPT_NO_IGN_EOF:
1312 case OPT_TLSEXTDEBUG:
1318 case OPT_STATUS_VERBOSE:
1319 s_tlsextstatus = tlscstatp.verbose = 1;
1321 case OPT_STATUS_TIMEOUT:
1323 tlscstatp.timeout = atoi(opt_arg());
1325 case OPT_STATUS_URL:
1327 if (!OCSP_parse_url(opt_arg(),
1330 &tlscstatp.path, &tlscstatp.use_ssl)) {
1331 BIO_printf(bio_err, "Error parsing URL\n");
1339 bio_s_msg = BIO_new_file(opt_arg(), "w");
1342 #ifndef OPENSSL_NO_SSL_TRACE
1347 case OPT_SECURITY_DEBUG:
1350 case OPT_SECURITY_DEBUG_VERBOSE:
1363 s_quiet = s_brief = verify_quiet = 1;
1366 #ifndef OPENSSL_NO_DH
1370 case OPT_NO_RESUME_EPHEMERAL:
1371 no_resume_ephemeral = 1;
1374 #ifndef OPENSSL_NO_PSK
1375 psk_identity_hint = opt_arg();
1379 #ifndef OPENSSL_NO_PSK
1380 for (p = psk_key = opt_arg(); *p; p++) {
1381 if (isxdigit(_UC(*p)))
1383 BIO_printf(bio_err, "Not a hex number '%s'\n", *argv);
1389 #ifndef OPENSSL_NO_SRP
1390 srp_verifier_file = opt_arg();
1391 meth = TLSv1_server_method();
1394 case OPT_SRPUSERSEED:
1395 #ifndef OPENSSL_NO_SRP
1396 srpuserseed = opt_arg();
1397 meth = TLSv1_server_method();
1412 case OPT_SSL_CONFIG:
1413 ssl_config = opt_arg();
1416 #ifndef OPENSSL_NO_SSL3
1417 meth = SSLv3_server_method();
1421 #ifndef OPENSSL_NO_TLS1_2
1422 meth = TLSv1_2_server_method();
1426 #ifndef OPENSSL_NO_TLS1_1
1427 meth = TLSv1_1_server_method();
1431 #ifndef OPENSSL_NO_TLS1
1432 meth = TLSv1_server_method();
1436 #ifndef OPENSSL_NO_DTLS
1437 meth = DTLS_server_method();
1438 socket_type = SOCK_DGRAM;
1442 #ifndef OPENSSL_NO_DTLS1
1443 meth = DTLSv1_server_method();
1444 socket_type = SOCK_DGRAM;
1448 #ifndef OPENSSL_NO_DTLS1_2
1449 meth = DTLSv1_2_server_method();
1450 socket_type = SOCK_DGRAM;
1454 #ifndef OPENSSL_NO_DTLS
1455 enable_timeouts = 1;
1459 #ifndef OPENSSL_NO_DTLS
1460 socket_mtu = atol(opt_arg());
1464 #ifndef OPENSSL_NO_DTLS
1469 #ifndef OPENSSL_NO_DTLS
1474 session_id_prefix = opt_arg();
1477 e = setup_engine(opt_arg(), 1);
1482 case OPT_SERVERNAME:
1483 tlsextcbp.servername = opt_arg();
1485 case OPT_SERVERNAME_FATAL:
1486 tlsextcbp.extension_error = SSL_TLSEXT_ERR_ALERT_FATAL;
1489 s_cert_file2 = opt_arg();
1492 s_key_file2 = opt_arg();
1494 case OPT_NEXTPROTONEG:
1495 # ifndef OPENSSL_NO_NEXTPROTONEG
1496 next_proto_neg_in = opt_arg();
1500 alpn_in = opt_arg();
1502 case OPT_SRTP_PROFILES:
1503 srtp_profiles = opt_arg();
1505 case OPT_KEYMATEXPORT:
1506 keymatexportlabel = opt_arg();
1508 case OPT_KEYMATEXPORTLEN:
1509 keymatexportlen = atoi(opt_arg());
1516 argc = opt_num_rest();
1519 #ifndef OPENSSL_NO_DTLS
1520 if (www && socket_type == SOCK_DGRAM) {
1521 BIO_printf(bio_err, "Can't use -HTTP, -www or -WWW with DTLS\n");
1525 if (dtlslisten && socket_type != SOCK_DGRAM) {
1526 BIO_printf(bio_err, "Can only use -listen with DTLS\n");
1532 if (socket_family == AF_UNIX && socket_type != SOCK_STREAM) {
1534 "Can't use unix sockets and datagrams together\n");
1539 if (!app_passwd(passarg, dpassarg, &pass, &dpass)) {
1540 BIO_printf(bio_err, "Error getting password\n");
1544 if (s_key_file == NULL)
1545 s_key_file = s_cert_file;
1547 if (s_key_file2 == NULL)
1548 s_key_file2 = s_cert_file2;
1550 if (!load_excert(&exc))
1554 s_key = load_key(s_key_file, s_key_format, 0, pass, e,
1555 "server certificate private key file");
1557 ERR_print_errors(bio_err);
1561 s_cert = load_cert(s_cert_file, s_cert_format,
1562 "server certificate file");
1565 ERR_print_errors(bio_err);
1569 if (!load_certs(s_chain_file, &s_chain, FORMAT_PEM, NULL,
1570 "server certificate chain"))
1574 if (tlsextcbp.servername) {
1575 s_key2 = load_key(s_key_file2, s_key_format, 0, pass, e,
1576 "second server certificate private key file");
1578 ERR_print_errors(bio_err);
1582 s_cert2 = load_cert(s_cert_file2, s_cert_format,
1583 "second server certificate file");
1586 ERR_print_errors(bio_err);
1591 #if !defined(OPENSSL_NO_NEXTPROTONEG)
1592 if (next_proto_neg_in) {
1594 next_proto.data = next_protos_parse(&len, next_proto_neg_in);
1595 if (next_proto.data == NULL)
1597 next_proto.len = len;
1599 next_proto.data = NULL;
1602 alpn_ctx.data = NULL;
1605 alpn_ctx.data = next_protos_parse(&len, alpn_in);
1606 if (alpn_ctx.data == NULL)
1613 crl = load_crl(crl_file, crl_format);
1615 BIO_puts(bio_err, "Error loading CRL\n");
1616 ERR_print_errors(bio_err);
1619 crls = sk_X509_CRL_new_null();
1620 if (!crls || !sk_X509_CRL_push(crls, crl)) {
1621 BIO_puts(bio_err, "Error adding CRL\n");
1622 ERR_print_errors(bio_err);
1630 if (s_dkey_file == NULL)
1631 s_dkey_file = s_dcert_file;
1633 s_dkey = load_key(s_dkey_file, s_dkey_format,
1634 0, dpass, e, "second certificate private key file");
1636 ERR_print_errors(bio_err);
1640 s_dcert = load_cert(s_dcert_file, s_dcert_format,
1641 "second server certificate file");
1644 ERR_print_errors(bio_err);
1647 if (s_dchain_file) {
1648 if (!load_certs(s_dchain_file, &s_dchain, FORMAT_PEM, NULL,
1649 "second server certificate chain"))
1655 if (!app_RAND_load_file(NULL, 1) && inrand == NULL
1656 && !RAND_status()) {
1658 "warning, not much extra random data, consider using the -rand option\n");
1661 BIO_printf(bio_err, "%ld semi-random bytes loaded\n",
1662 app_RAND_load_files(inrand));
1664 if (bio_s_out == NULL) {
1665 if (s_quiet && !s_debug) {
1666 bio_s_out = BIO_new(BIO_s_null());
1667 if (s_msg && !bio_s_msg)
1668 bio_s_msg = dup_bio_out(FORMAT_TEXT);
1670 if (bio_s_out == NULL)
1671 bio_s_out = dup_bio_out(FORMAT_TEXT);
1674 #if !defined(OPENSSL_NO_RSA) || !defined(OPENSSL_NO_DSA) || !defined(OPENSSL_NO_EC)
1680 s_dcert_file = NULL;
1682 s_cert_file2 = NULL;
1686 ctx = SSL_CTX_new(meth);
1688 ERR_print_errors(bio_err);
1692 ssl_ctx_security_debug(ctx, sdebug);
1694 if (SSL_CTX_config(ctx, ssl_config) == 0) {
1695 BIO_printf(bio_err, "Error using configuration \"%s\"\n",
1697 ERR_print_errors(bio_err);
1702 if (session_id_prefix) {
1703 if (strlen(session_id_prefix) >= 32)
1705 "warning: id_prefix is too long, only one new session will be possible\n");
1706 if (!SSL_CTX_set_generate_session_id(ctx, generate_session_id)) {
1707 BIO_printf(bio_err, "error setting 'id_prefix'\n");
1708 ERR_print_errors(bio_err);
1711 BIO_printf(bio_err, "id_prefix '%s' set.\n", session_id_prefix);
1713 SSL_CTX_set_quiet_shutdown(ctx, 1);
1715 ssl_ctx_set_excert(ctx, exc);
1718 SSL_CTX_set_info_callback(ctx, apps_ssl_info_callback);
1720 SSL_CTX_set_session_cache_mode(ctx, SSL_SESS_CACHE_OFF);
1722 init_session_cache_ctx(ctx);
1724 SSL_CTX_sess_set_cache_size(ctx, 128);
1727 SSL_CTX_set_mode(ctx, SSL_MODE_ASYNC);
1730 #ifndef OPENSSL_NO_SRTP
1731 if (srtp_profiles != NULL) {
1732 /* Returns 0 on success! */
1733 if (SSL_CTX_set_tlsext_use_srtp(ctx, srtp_profiles) != 0) {
1734 BIO_printf(bio_err, "Error setting SRTP profile\n");
1735 ERR_print_errors(bio_err);
1741 if (!ctx_set_verify_locations(ctx, CAfile, CApath, noCAfile, noCApath)) {
1742 ERR_print_errors(bio_err);
1745 if (vpmtouched && !SSL_CTX_set1_param(ctx, vpm)) {
1746 BIO_printf(bio_err, "Error setting verify params\n");
1747 ERR_print_errors(bio_err);
1751 ssl_ctx_add_crls(ctx, crls, 0);
1752 if (!config_ctx(cctx, ssl_args, ctx))
1755 if (!ssl_load_stores(ctx, vfyCApath, vfyCAfile, chCApath, chCAfile,
1756 crls, crl_download)) {
1757 BIO_printf(bio_err, "Error loading store locations\n");
1758 ERR_print_errors(bio_err);
1763 ctx2 = SSL_CTX_new(meth);
1765 ERR_print_errors(bio_err);
1771 BIO_printf(bio_s_out, "Setting secondary ctx parameters\n");
1774 ssl_ctx_security_debug(ctx, sdebug);
1776 if (session_id_prefix) {
1777 if (strlen(session_id_prefix) >= 32)
1779 "warning: id_prefix is too long, only one new session will be possible\n");
1780 if (!SSL_CTX_set_generate_session_id(ctx2, generate_session_id)) {
1781 BIO_printf(bio_err, "error setting 'id_prefix'\n");
1782 ERR_print_errors(bio_err);
1785 BIO_printf(bio_err, "id_prefix '%s' set.\n", session_id_prefix);
1787 SSL_CTX_set_quiet_shutdown(ctx2, 1);
1789 ssl_ctx_set_excert(ctx2, exc);
1792 SSL_CTX_set_info_callback(ctx2, apps_ssl_info_callback);
1795 SSL_CTX_set_session_cache_mode(ctx2, SSL_SESS_CACHE_OFF);
1797 init_session_cache_ctx(ctx2);
1799 SSL_CTX_sess_set_cache_size(ctx2, 128);
1802 SSL_CTX_set_mode(ctx2, SSL_MODE_ASYNC);
1804 if ((!SSL_CTX_load_verify_locations(ctx2, CAfile, CApath)) ||
1805 (!SSL_CTX_set_default_verify_paths(ctx2))) {
1806 ERR_print_errors(bio_err);
1808 if (vpmtouched && !SSL_CTX_set1_param(ctx2, vpm)) {
1809 BIO_printf(bio_err, "Error setting verify params\n");
1810 ERR_print_errors(bio_err);
1814 ssl_ctx_add_crls(ctx2, crls, 0);
1815 if (!config_ctx(cctx, ssl_args, ctx2))
1818 #ifndef OPENSSL_NO_NEXTPROTONEG
1819 if (next_proto.data)
1820 SSL_CTX_set_next_protos_advertised_cb(ctx, next_proto_cb,
1824 SSL_CTX_set_alpn_select_cb(ctx, alpn_cb, &alpn_ctx);
1826 #ifndef OPENSSL_NO_DH
1831 dh = load_dh_param(dhfile);
1832 else if (s_cert_file)
1833 dh = load_dh_param(s_cert_file);
1836 BIO_printf(bio_s_out, "Setting temp DH parameters\n");
1838 BIO_printf(bio_s_out, "Using default temp DH parameters\n");
1840 (void)BIO_flush(bio_s_out);
1843 SSL_CTX_set_dh_auto(ctx, 1);
1844 else if (!SSL_CTX_set_tmp_dh(ctx, dh)) {
1845 BIO_puts(bio_err, "Error setting temp DH parameters\n");
1846 ERR_print_errors(bio_err);
1853 DH *dh2 = load_dh_param(s_cert_file2);
1855 BIO_printf(bio_s_out, "Setting temp DH parameters\n");
1856 (void)BIO_flush(bio_s_out);
1863 SSL_CTX_set_dh_auto(ctx2, 1);
1864 else if (!SSL_CTX_set_tmp_dh(ctx2, dh)) {
1865 BIO_puts(bio_err, "Error setting temp DH parameters\n");
1866 ERR_print_errors(bio_err);
1875 if (!set_cert_key_stuff(ctx, s_cert, s_key, s_chain, build_chain))
1878 if (s_serverinfo_file != NULL
1879 && !SSL_CTX_use_serverinfo_file(ctx, s_serverinfo_file)) {
1880 ERR_print_errors(bio_err);
1884 if (ctx2 && !set_cert_key_stuff(ctx2, s_cert2, s_key2, NULL, build_chain))
1887 if (s_dcert != NULL) {
1888 if (!set_cert_key_stuff(ctx, s_dcert, s_dkey, s_dchain, build_chain))
1892 if (no_resume_ephemeral) {
1893 SSL_CTX_set_not_resumable_session_callback(ctx,
1894 not_resumable_sess_cb);
1897 SSL_CTX_set_not_resumable_session_callback(ctx2,
1898 not_resumable_sess_cb);
1900 #ifndef OPENSSL_NO_PSK
1901 if (psk_key != NULL) {
1903 BIO_printf(bio_s_out,
1904 "PSK key given, setting server callback\n");
1905 SSL_CTX_set_psk_server_callback(ctx, psk_server_cb);
1908 if (!SSL_CTX_use_psk_identity_hint(ctx, psk_identity_hint)) {
1909 BIO_printf(bio_err, "error setting PSK identity hint to context\n");
1910 ERR_print_errors(bio_err);
1915 SSL_CTX_set_verify(ctx, s_server_verify, verify_callback);
1916 if (!SSL_CTX_set_session_id_context(ctx,
1917 (void *)&s_server_session_id_context,
1918 sizeof s_server_session_id_context)) {
1919 BIO_printf(bio_err, "error setting session id context\n");
1920 ERR_print_errors(bio_err);
1924 /* Set DTLS cookie generation and verification callbacks */
1925 SSL_CTX_set_cookie_generate_cb(ctx, generate_cookie_callback);
1926 SSL_CTX_set_cookie_verify_cb(ctx, verify_cookie_callback);
1929 SSL_CTX_set_verify(ctx2, s_server_verify, verify_callback);
1930 if (!SSL_CTX_set_session_id_context(ctx2,
1931 (void *)&s_server_session_id_context,
1932 sizeof s_server_session_id_context)) {
1933 BIO_printf(bio_err, "error setting session id context\n");
1934 ERR_print_errors(bio_err);
1937 tlsextcbp.biodebug = bio_s_out;
1938 SSL_CTX_set_tlsext_servername_callback(ctx2, ssl_servername_cb);
1939 SSL_CTX_set_tlsext_servername_arg(ctx2, &tlsextcbp);
1940 SSL_CTX_set_tlsext_servername_callback(ctx, ssl_servername_cb);
1941 SSL_CTX_set_tlsext_servername_arg(ctx, &tlsextcbp);
1944 #ifndef OPENSSL_NO_SRP
1945 if (srp_verifier_file != NULL) {
1946 srp_callback_parm.vb = SRP_VBASE_new(srpuserseed);
1947 srp_callback_parm.user = NULL;
1948 srp_callback_parm.login = NULL;
1950 SRP_VBASE_init(srp_callback_parm.vb,
1951 srp_verifier_file)) != SRP_NO_ERROR) {
1953 "Cannot initialize SRP verifier file \"%s\":ret=%d\n",
1954 srp_verifier_file, ret);
1957 SSL_CTX_set_verify(ctx, SSL_VERIFY_NONE, verify_callback);
1958 SSL_CTX_set_srp_cb_arg(ctx, &srp_callback_parm);
1959 SSL_CTX_set_srp_username_callback(ctx, ssl_srp_server_param_cb);
1962 if (CAfile != NULL) {
1963 SSL_CTX_set_client_CA_list(ctx, SSL_load_client_CA_file(CAfile));
1966 SSL_CTX_set_client_CA_list(ctx2, SSL_load_client_CA_file(CAfile));
1968 if (s_tlsextstatus) {
1969 SSL_CTX_set_tlsext_status_cb(ctx, cert_status_cb);
1970 SSL_CTX_set_tlsext_status_arg(ctx, &tlscstatp);
1972 SSL_CTX_set_tlsext_status_cb(ctx2, cert_status_cb);
1973 SSL_CTX_set_tlsext_status_arg(ctx2, &tlscstatp);
1977 BIO_printf(bio_s_out, "ACCEPT\n");
1978 (void)BIO_flush(bio_s_out);
1980 server_cb = rev_body;
1982 server_cb = www_body;
1984 server_cb = sv_body;
1986 if (socket_family == AF_UNIX
1987 && unlink_unix_path)
1990 do_server(&accept_socket, host, port, socket_family, socket_type,
1991 server_cb, context, naccept);
1992 print_stats(bio_s_out, ctx);
1997 sk_X509_CRL_pop_free(crls, X509_CRL_free);
1999 EVP_PKEY_free(s_key);
2000 EVP_PKEY_free(s_dkey);
2001 sk_X509_pop_free(s_chain, X509_free);
2002 sk_X509_pop_free(s_dchain, X509_free);
2004 OPENSSL_free(dpass);
2007 X509_VERIFY_PARAM_free(vpm);
2009 OPENSSL_free(tlscstatp.host);
2010 OPENSSL_free(tlscstatp.port);
2011 OPENSSL_free(tlscstatp.path);
2014 EVP_PKEY_free(s_key2);
2015 BIO_free(serverinfo_in);
2016 #ifndef OPENSSL_NO_NEXTPROTONEG
2017 OPENSSL_free(next_proto.data);
2019 OPENSSL_free(alpn_ctx.data);
2020 ssl_excert_free(exc);
2021 sk_OPENSSL_STRING_free(ssl_args);
2022 SSL_CONF_CTX_free(cctx);
2023 BIO_free(bio_s_out);
2025 BIO_free(bio_s_msg);
2030 static void print_stats(BIO *bio, SSL_CTX *ssl_ctx)
2032 BIO_printf(bio, "%4ld items in the session cache\n",
2033 SSL_CTX_sess_number(ssl_ctx));
2034 BIO_printf(bio, "%4ld client connects (SSL_connect())\n",
2035 SSL_CTX_sess_connect(ssl_ctx));
2036 BIO_printf(bio, "%4ld client renegotiates (SSL_connect())\n",
2037 SSL_CTX_sess_connect_renegotiate(ssl_ctx));
2038 BIO_printf(bio, "%4ld client connects that finished\n",
2039 SSL_CTX_sess_connect_good(ssl_ctx));
2040 BIO_printf(bio, "%4ld server accepts (SSL_accept())\n",
2041 SSL_CTX_sess_accept(ssl_ctx));
2042 BIO_printf(bio, "%4ld server renegotiates (SSL_accept())\n",
2043 SSL_CTX_sess_accept_renegotiate(ssl_ctx));
2044 BIO_printf(bio, "%4ld server accepts that finished\n",
2045 SSL_CTX_sess_accept_good(ssl_ctx));
2046 BIO_printf(bio, "%4ld session cache hits\n", SSL_CTX_sess_hits(ssl_ctx));
2047 BIO_printf(bio, "%4ld session cache misses\n",
2048 SSL_CTX_sess_misses(ssl_ctx));
2049 BIO_printf(bio, "%4ld session cache timeouts\n",
2050 SSL_CTX_sess_timeouts(ssl_ctx));
2051 BIO_printf(bio, "%4ld callback cache hits\n",
2052 SSL_CTX_sess_cb_hits(ssl_ctx));
2053 BIO_printf(bio, "%4ld cache full overflows (%ld allowed)\n",
2054 SSL_CTX_sess_cache_full(ssl_ctx),
2055 SSL_CTX_sess_get_cache_size(ssl_ctx));
2058 static int sv_body(int s, int stype, unsigned char *context)
2067 struct timeval timeout;
2068 #if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_MSDOS) || defined(OPENSSL_SYS_NETWARE)
2071 struct timeval *timeoutp;
2074 buf = app_malloc(bufsize, "server buffer");
2077 unsigned long sl = 1;
2080 BIO_printf(bio_err, "turning on non blocking io\n");
2081 if (BIO_socket_ioctl(s, FIONBIO, &sl) < 0)
2082 ERR_print_errors(bio_err);
2089 if (s_tlsextdebug) {
2090 SSL_set_tlsext_debug_callback(con, tlsext_cb);
2091 SSL_set_tlsext_debug_arg(con, bio_s_out);
2095 && !SSL_set_session_id_context(con,
2096 context, strlen((char *)context))) {
2097 BIO_printf(bio_err, "Error setting session id context\n");
2102 if (!SSL_clear(con)) {
2103 BIO_printf(bio_err, "Error clearing SSL connection\n");
2107 #ifndef OPENSSL_NO_DTLS
2108 if (stype == SOCK_DGRAM) {
2110 sbio = BIO_new_dgram(s, BIO_NOCLOSE);
2112 if (enable_timeouts) {
2114 timeout.tv_usec = DGRAM_RCV_TIMEOUT;
2115 BIO_ctrl(sbio, BIO_CTRL_DGRAM_SET_RECV_TIMEOUT, 0, &timeout);
2118 timeout.tv_usec = DGRAM_SND_TIMEOUT;
2119 BIO_ctrl(sbio, BIO_CTRL_DGRAM_SET_SEND_TIMEOUT, 0, &timeout);
2123 if (socket_mtu < DTLS_get_link_min_mtu(con)) {
2124 BIO_printf(bio_err, "MTU too small. Must be at least %ld\n",
2125 DTLS_get_link_min_mtu(con));
2130 SSL_set_options(con, SSL_OP_NO_QUERY_MTU);
2131 if (!DTLS_set_link_mtu(con, socket_mtu)) {
2132 BIO_printf(bio_err, "Failed to set MTU\n");
2138 /* want to do MTU discovery */
2139 BIO_ctrl(sbio, BIO_CTRL_DGRAM_MTU_DISCOVER, 0, NULL);
2141 /* turn on cookie exchange */
2142 SSL_set_options(con, SSL_OP_COOKIE_EXCHANGE);
2145 sbio = BIO_new_socket(s, BIO_NOCLOSE);
2150 test = BIO_new(BIO_f_nbio_test());
2151 sbio = BIO_push(test, sbio);
2154 SSL_set_bio(con, sbio, sbio);
2155 SSL_set_accept_state(con);
2156 /* SSL_set_fd(con,s); */
2159 BIO_set_callback(SSL_get_rbio(con), bio_dump_callback);
2160 BIO_set_callback_arg(SSL_get_rbio(con), (char *)bio_s_out);
2163 #ifndef OPENSSL_NO_SSL_TRACE
2165 SSL_set_msg_callback(con, SSL_trace);
2168 SSL_set_msg_callback(con, msg_cb);
2169 SSL_set_msg_callback_arg(con, bio_s_msg ? bio_s_msg : bio_s_out);
2172 if (s_tlsextdebug) {
2173 SSL_set_tlsext_debug_callback(con, tlsext_cb);
2174 SSL_set_tlsext_debug_arg(con, bio_s_out);
2179 int read_from_terminal;
2180 int read_from_sslcon;
2182 read_from_terminal = 0;
2183 read_from_sslcon = SSL_pending(con)
2184 || (async && SSL_waiting_for_async(con));
2186 if (!read_from_sslcon) {
2188 #if !defined(OPENSSL_SYS_WINDOWS) && !defined(OPENSSL_SYS_MSDOS) && !defined(OPENSSL_SYS_NETWARE)
2189 openssl_fdset(fileno(stdin), &readfds);
2191 openssl_fdset(s, &readfds);
2193 * Note: under VMS with SOCKETSHR the second parameter is
2194 * currently of type (int *) whereas under other systems it is
2195 * (void *) if you don't have a cast it will choke the compiler:
2196 * if you do have a cast then you can either go for (int *) or
2199 #if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_MSDOS) || defined(OPENSSL_SYS_NETWARE)
2201 * Under DOS (non-djgpp) and Windows we can't select on stdin:
2202 * only on sockets. As a workaround we timeout the select every
2203 * second and check for any keypress. In a proper Windows
2204 * application we wouldn't do this because it is inefficient.
2208 i = select(width, (void *)&readfds, NULL, NULL, &tv);
2209 if ((i < 0) || (!i && !_kbhit()))
2212 read_from_terminal = 1;
2214 if ((SSL_version(con) == DTLS1_VERSION) &&
2215 DTLSv1_get_timeout(con, &timeout))
2216 timeoutp = &timeout;
2220 i = select(width, (void *)&readfds, NULL, NULL, timeoutp);
2222 if ((SSL_version(con) == DTLS1_VERSION)
2223 && DTLSv1_handle_timeout(con) > 0) {
2224 BIO_printf(bio_err, "TIMEOUT occurred\n");
2229 if (FD_ISSET(fileno(stdin), &readfds))
2230 read_from_terminal = 1;
2232 if (FD_ISSET(s, &readfds))
2233 read_from_sslcon = 1;
2235 if (read_from_terminal) {
2239 i = raw_read_stdin(buf, bufsize / 2);
2241 /* both loops are skipped when i <= 0 */
2242 for (j = 0; j < i; j++)
2245 for (j = i - 1; j >= 0; j--) {
2246 buf[j + lf_num] = buf[j];
2247 if (buf[j] == '\n') {
2250 buf[j + lf_num] = '\r';
2253 assert(lf_num == 0);
2255 i = raw_read_stdin(buf, bufsize);
2256 if (!s_quiet && !s_brief) {
2257 if ((i <= 0) || (buf[0] == 'Q')) {
2258 BIO_printf(bio_s_out, "DONE\n");
2259 (void)BIO_flush(bio_s_out);
2261 close_accept_socket();
2265 if ((i <= 0) || (buf[0] == 'q')) {
2266 BIO_printf(bio_s_out, "DONE\n");
2267 (void)BIO_flush(bio_s_out);
2268 if (SSL_version(con) != DTLS1_VERSION)
2271 * close_accept_socket(); ret= -11;
2275 #ifndef OPENSSL_NO_HEARTBEATS
2276 if ((buf[0] == 'B') && ((buf[1] == '\n') || (buf[1] == '\r'))) {
2277 BIO_printf(bio_err, "HEARTBEATING\n");
2283 if ((buf[0] == 'r') && ((buf[1] == '\n') || (buf[1] == '\r'))) {
2284 SSL_renegotiate(con);
2285 i = SSL_do_handshake(con);
2286 printf("SSL_do_handshake -> %d\n", i);
2290 * strcpy(buf,"server side RE-NEGOTIATE\n");
2293 if ((buf[0] == 'R') && ((buf[1] == '\n') || (buf[1] == '\r'))) {
2295 SSL_VERIFY_PEER | SSL_VERIFY_CLIENT_ONCE,
2297 SSL_renegotiate(con);
2298 i = SSL_do_handshake(con);
2299 printf("SSL_do_handshake -> %d\n", i);
2303 * strcpy(buf,"server side RE-NEGOTIATE asking for client
2307 if (buf[0] == 'P') {
2308 static const char *str = "Lets print some clear text\n";
2309 BIO_write(SSL_get_wbio(con), str, strlen(str));
2311 if (buf[0] == 'S') {
2312 print_stats(bio_s_out, SSL_get_SSL_CTX(con));
2315 #ifdef CHARSET_EBCDIC
2316 ebcdic2ascii(buf, buf, i);
2320 /* should do a select for the write */
2324 if (++count == 100) {
2326 SSL_renegotiate(con);
2330 k = SSL_write(con, &(buf[l]), (unsigned int)i);
2331 #ifndef OPENSSL_NO_SRP
2332 while (SSL_get_error(con, k) == SSL_ERROR_WANT_X509_LOOKUP) {
2333 BIO_printf(bio_s_out, "LOOKUP renego during write\n");
2334 SRP_user_pwd_free(srp_callback_parm.user);
2335 srp_callback_parm.user =
2336 SRP_VBASE_get1_by_user(srp_callback_parm.vb,
2337 srp_callback_parm.login);
2338 if (srp_callback_parm.user)
2339 BIO_printf(bio_s_out, "LOOKUP done %s\n",
2340 srp_callback_parm.user->info);
2342 BIO_printf(bio_s_out, "LOOKUP not successful\n");
2343 k = SSL_write(con, &(buf[l]), (unsigned int)i);
2346 switch (SSL_get_error(con, k)) {
2347 case SSL_ERROR_NONE:
2349 case SSL_ERROR_WANT_ASYNC:
2350 BIO_printf(bio_s_out, "Write BLOCK (Async)\n");
2351 wait_for_async(con);
2353 case SSL_ERROR_WANT_WRITE:
2354 case SSL_ERROR_WANT_READ:
2355 case SSL_ERROR_WANT_X509_LOOKUP:
2356 BIO_printf(bio_s_out, "Write BLOCK\n");
2358 case SSL_ERROR_SYSCALL:
2360 BIO_printf(bio_s_out, "ERROR\n");
2361 (void)BIO_flush(bio_s_out);
2362 ERR_print_errors(bio_err);
2366 case SSL_ERROR_ZERO_RETURN:
2367 BIO_printf(bio_s_out, "DONE\n");
2368 (void)BIO_flush(bio_s_out);
2380 if (read_from_sslcon) {
2382 * init_ssl_connection handles all async events itself so if we're
2383 * waiting for async then we shouldn't go back into
2384 * init_ssl_connection
2386 if ((!async || !SSL_waiting_for_async(con))
2387 && !SSL_is_init_finished(con)) {
2388 i = init_ssl_connection(con);
2393 } else if (i == 0) {
2399 i = SSL_read(con, (char *)buf, bufsize);
2400 #ifndef OPENSSL_NO_SRP
2401 while (SSL_get_error(con, i) == SSL_ERROR_WANT_X509_LOOKUP) {
2402 BIO_printf(bio_s_out, "LOOKUP renego during read\n");
2403 SRP_user_pwd_free(srp_callback_parm.user);
2404 srp_callback_parm.user =
2405 SRP_VBASE_get1_by_user(srp_callback_parm.vb,
2406 srp_callback_parm.login);
2407 if (srp_callback_parm.user)
2408 BIO_printf(bio_s_out, "LOOKUP done %s\n",
2409 srp_callback_parm.user->info);
2411 BIO_printf(bio_s_out, "LOOKUP not successful\n");
2412 i = SSL_read(con, (char *)buf, bufsize);
2415 switch (SSL_get_error(con, i)) {
2416 case SSL_ERROR_NONE:
2417 #ifdef CHARSET_EBCDIC
2418 ascii2ebcdic(buf, buf, i);
2420 raw_write_stdout(buf, (unsigned int)i);
2421 if (SSL_pending(con))
2424 case SSL_ERROR_WANT_ASYNC:
2425 BIO_printf(bio_s_out, "Read BLOCK (Async)\n");
2426 wait_for_async(con);
2428 case SSL_ERROR_WANT_WRITE:
2429 case SSL_ERROR_WANT_READ:
2430 BIO_printf(bio_s_out, "Read BLOCK\n");
2432 case SSL_ERROR_SYSCALL:
2434 BIO_printf(bio_s_out, "ERROR\n");
2435 (void)BIO_flush(bio_s_out);
2436 ERR_print_errors(bio_err);
2439 case SSL_ERROR_ZERO_RETURN:
2440 BIO_printf(bio_s_out, "DONE\n");
2441 (void)BIO_flush(bio_s_out);
2450 BIO_printf(bio_s_out, "shutting down SSL\n");
2451 SSL_set_shutdown(con, SSL_SENT_SHUTDOWN | SSL_RECEIVED_SHUTDOWN);
2454 BIO_printf(bio_s_out, "CONNECTION CLOSED\n");
2455 OPENSSL_clear_free(buf, bufsize);
2457 BIO_printf(bio_s_out, "ACCEPT\n");
2458 (void)BIO_flush(bio_s_out);
2462 static void close_accept_socket(void)
2464 BIO_printf(bio_err, "shutdown accept socket\n");
2465 if (accept_socket >= 0) {
2466 SHUTDOWN2(accept_socket);
2470 static int init_ssl_connection(SSL *con)
2477 #if !defined(OPENSSL_NO_NEXTPROTONEG)
2478 const unsigned char *next_proto_neg;
2479 unsigned next_proto_neg_len;
2481 unsigned char *exportedkeymat;
2483 #ifndef OPENSSL_NO_DTLS
2485 BIO_ADDR *client = NULL;
2487 if ((client = BIO_ADDR_new()) == NULL) {
2488 BIO_printf(bio_err, "ERROR - memory\n");
2491 i = DTLSv1_listen(con, client);
2496 wbio = SSL_get_wbio(con);
2498 BIO_get_fd(wbio, &fd);
2501 if(!wbio || BIO_connect(fd, client, 0) == 0) {
2502 BIO_printf(bio_err, "ERROR - unable to connect\n");
2503 BIO_ADDR_free(client);
2506 BIO_ADDR_free(client);
2508 i = SSL_accept(con);
2514 i = SSL_accept(con);
2516 #ifdef CERT_CB_TEST_RETRY
2518 while (i <= 0 && SSL_get_error(con, i) == SSL_ERROR_WANT_X509_LOOKUP
2519 && SSL_get_state(con) == TLS_ST_SR_CLNT_HELLO) {
2521 "LOOKUP from certificate callback during accept\n");
2522 i = SSL_accept(con);
2527 #ifndef OPENSSL_NO_SRP
2528 while (i <= 0 && SSL_get_error(con, i) == SSL_ERROR_WANT_X509_LOOKUP) {
2529 BIO_printf(bio_s_out, "LOOKUP during accept %s\n",
2530 srp_callback_parm.login);
2531 SRP_user_pwd_free(srp_callback_parm.user);
2532 srp_callback_parm.user =
2533 SRP_VBASE_get1_by_user(srp_callback_parm.vb,
2534 srp_callback_parm.login);
2535 if (srp_callback_parm.user)
2536 BIO_printf(bio_s_out, "LOOKUP done %s\n",
2537 srp_callback_parm.user->info);
2539 BIO_printf(bio_s_out, "LOOKUP not successful\n");
2540 i = SSL_accept(con);
2543 } while (i < 0 && SSL_waiting_for_async(con));
2546 if ((dtlslisten && i == 0)
2547 || (!dtlslisten && BIO_sock_should_retry(i))) {
2548 BIO_printf(bio_s_out, "DELAY\n");
2552 BIO_printf(bio_err, "ERROR\n");
2554 verify_err = SSL_get_verify_result(con);
2555 if (verify_err != X509_V_OK) {
2556 BIO_printf(bio_err, "verify error:%s\n",
2557 X509_verify_cert_error_string(verify_err));
2559 /* Always print any error messages */
2560 ERR_print_errors(bio_err);
2565 print_ssl_summary(con);
2567 PEM_write_bio_SSL_SESSION(bio_s_out, SSL_get_session(con));
2569 peer = SSL_get_peer_certificate(con);
2571 BIO_printf(bio_s_out, "Client certificate\n");
2572 PEM_write_bio_X509(bio_s_out, peer);
2573 X509_NAME_oneline(X509_get_subject_name(peer), buf, sizeof buf);
2574 BIO_printf(bio_s_out, "subject=%s\n", buf);
2575 X509_NAME_oneline(X509_get_issuer_name(peer), buf, sizeof buf);
2576 BIO_printf(bio_s_out, "issuer=%s\n", buf);
2580 if (SSL_get_shared_ciphers(con, buf, sizeof buf) != NULL)
2581 BIO_printf(bio_s_out, "Shared ciphers:%s\n", buf);
2582 str = SSL_CIPHER_get_name(SSL_get_current_cipher(con));
2583 ssl_print_sigalgs(bio_s_out, con);
2584 #ifndef OPENSSL_NO_EC
2585 ssl_print_point_formats(bio_s_out, con);
2586 ssl_print_curves(bio_s_out, con, 0);
2588 BIO_printf(bio_s_out, "CIPHER is %s\n", (str != NULL) ? str : "(NONE)");
2590 #if !defined(OPENSSL_NO_NEXTPROTONEG)
2591 SSL_get0_next_proto_negotiated(con, &next_proto_neg, &next_proto_neg_len);
2592 if (next_proto_neg) {
2593 BIO_printf(bio_s_out, "NEXTPROTO is ");
2594 BIO_write(bio_s_out, next_proto_neg, next_proto_neg_len);
2595 BIO_printf(bio_s_out, "\n");
2598 #ifndef OPENSSL_NO_SRTP
2600 SRTP_PROTECTION_PROFILE *srtp_profile
2601 = SSL_get_selected_srtp_profile(con);
2604 BIO_printf(bio_s_out, "SRTP Extension negotiated, profile=%s\n",
2605 srtp_profile->name);
2608 if (SSL_session_reused(con))
2609 BIO_printf(bio_s_out, "Reused session-id\n");
2610 BIO_printf(bio_s_out, "Secure Renegotiation IS%s supported\n",
2611 SSL_get_secure_renegotiation_support(con) ? "" : " NOT");
2612 if (keymatexportlabel != NULL) {
2613 BIO_printf(bio_s_out, "Keying material exporter:\n");
2614 BIO_printf(bio_s_out, " Label: '%s'\n", keymatexportlabel);
2615 BIO_printf(bio_s_out, " Length: %i bytes\n", keymatexportlen);
2616 exportedkeymat = app_malloc(keymatexportlen, "export key");
2617 if (!SSL_export_keying_material(con, exportedkeymat,
2620 strlen(keymatexportlabel),
2622 BIO_printf(bio_s_out, " Error\n");
2624 BIO_printf(bio_s_out, " Keying material: ");
2625 for (i = 0; i < keymatexportlen; i++)
2626 BIO_printf(bio_s_out, "%02X", exportedkeymat[i]);
2627 BIO_printf(bio_s_out, "\n");
2629 OPENSSL_free(exportedkeymat);
2635 #ifndef OPENSSL_NO_DH
2636 static DH *load_dh_param(const char *dhfile)
2641 if ((bio = BIO_new_file(dhfile, "r")) == NULL)
2643 ret = PEM_read_bio_DHparams(bio, NULL, NULL, NULL);
2650 static int www_body(int s, int stype, unsigned char *context)
2656 const SSL_CIPHER *c;
2657 BIO *io, *ssl_bio, *sbio;
2659 int total_bytes = 0;
2664 /* Set width for a select call if needed */
2667 buf = app_malloc(bufsize, "server www buffer");
2668 io = BIO_new(BIO_f_buffer());
2669 ssl_bio = BIO_new(BIO_f_ssl());
2670 if ((io == NULL) || (ssl_bio == NULL))
2675 unsigned long sl = 1;
2678 BIO_printf(bio_err, "turning on non blocking io\n");
2679 if (BIO_socket_ioctl(s, FIONBIO, &sl) < 0)
2680 ERR_print_errors(bio_err);
2684 /* lets make the output buffer a reasonable size */
2685 if (!BIO_set_write_buffer_size(io, bufsize))
2688 if ((con = SSL_new(ctx)) == NULL)
2691 if (s_tlsextdebug) {
2692 SSL_set_tlsext_debug_callback(con, tlsext_cb);
2693 SSL_set_tlsext_debug_arg(con, bio_s_out);
2696 if (context && !SSL_set_session_id_context(con, context,
2697 strlen((char *)context)))
2700 sbio = BIO_new_socket(s, BIO_NOCLOSE);
2704 test = BIO_new(BIO_f_nbio_test());
2705 sbio = BIO_push(test, sbio);
2707 SSL_set_bio(con, sbio, sbio);
2708 SSL_set_accept_state(con);
2710 /* SSL_set_fd(con,s); */
2711 BIO_set_ssl(ssl_bio, con, BIO_CLOSE);
2712 BIO_push(io, ssl_bio);
2713 #ifdef CHARSET_EBCDIC
2714 io = BIO_push(BIO_new(BIO_f_ebcdic_filter()), io);
2718 BIO_set_callback(SSL_get_rbio(con), bio_dump_callback);
2719 BIO_set_callback_arg(SSL_get_rbio(con), (char *)bio_s_out);
2722 #ifndef OPENSSL_NO_SSL_TRACE
2724 SSL_set_msg_callback(con, SSL_trace);
2727 SSL_set_msg_callback(con, msg_cb);
2728 SSL_set_msg_callback_arg(con, bio_s_msg ? bio_s_msg : bio_s_out);
2732 i = BIO_gets(io, buf, bufsize - 1);
2733 if (i < 0) { /* error */
2734 if (!BIO_should_retry(io) && !SSL_waiting_for_async(con)) {
2736 ERR_print_errors(bio_err);
2739 BIO_printf(bio_s_out, "read R BLOCK\n");
2740 #ifndef OPENSSL_NO_SRP
2741 if (BIO_should_io_special(io)
2742 && BIO_get_retry_reason(io) == BIO_RR_SSL_X509_LOOKUP) {
2743 BIO_printf(bio_s_out, "LOOKUP renego during read\n");
2744 SRP_user_pwd_free(srp_callback_parm.user);
2745 srp_callback_parm.user =
2746 SRP_VBASE_get1_by_user(srp_callback_parm.vb,
2747 srp_callback_parm.login);
2748 if (srp_callback_parm.user)
2749 BIO_printf(bio_s_out, "LOOKUP done %s\n",
2750 srp_callback_parm.user->info);
2752 BIO_printf(bio_s_out, "LOOKUP not successful\n");
2756 #if defined(OPENSSL_SYS_NETWARE)
2758 #elif !defined(OPENSSL_SYS_MSDOS)
2763 } else if (i == 0) { /* end of input */
2768 /* else we have data */
2769 if (((www == 1) && (strncmp("GET ", buf, 4) == 0)) ||
2770 ((www == 2) && (strncmp("GET /stats ", buf, 11) == 0))) {
2773 STACK_OF(SSL_CIPHER) *sk;
2774 static const char *space = " ";
2776 if (www == 1 && strncmp("GET /reneg", buf, 10) == 0) {
2777 if (strncmp("GET /renegcert", buf, 14) == 0)
2779 SSL_VERIFY_PEER | SSL_VERIFY_CLIENT_ONCE,
2781 i = SSL_renegotiate(con);
2782 BIO_printf(bio_s_out, "SSL_renegotiate -> %d\n", i);
2783 /* Send the HelloRequest */
2784 i = SSL_do_handshake(con);
2786 BIO_printf(bio_s_out, "SSL_do_handshake() Retval %d\n",
2787 SSL_get_error(con, i));
2788 ERR_print_errors(bio_err);
2791 /* Wait for a ClientHello to come back */
2793 openssl_fdset(s, &readfds);
2794 i = select(width, (void *)&readfds, NULL, NULL, NULL);
2795 if (i <= 0 || !FD_ISSET(s, &readfds)) {
2796 BIO_printf(bio_s_out, "Error waiting for client response\n");
2797 ERR_print_errors(bio_err);
2801 * We're not acutally expecting any data here and we ignore
2802 * any that is sent. This is just to force the handshake that
2803 * we're expecting to come from the client. If they haven't
2804 * sent one there's not much we can do.
2806 BIO_gets(io, buf, bufsize - 1);
2810 "HTTP/1.0 200 ok\r\nContent-type: text/html\r\n\r\n");
2811 BIO_puts(io, "<HTML><BODY BGCOLOR=\"#ffffff\">\n");
2812 BIO_puts(io, "<pre>\n");
2813 /* BIO_puts(io,OpenSSL_version(OPENSSL_VERSION));*/
2815 for (i = 0; i < local_argc; i++) {
2817 for (myp = local_argv[i]; *myp; myp++)
2820 BIO_puts(io, "<");
2823 BIO_puts(io, ">");
2826 BIO_puts(io, "&");
2829 BIO_write(io, myp, 1);
2832 BIO_write(io, " ", 1);
2837 "Secure Renegotiation IS%s supported\n",
2838 SSL_get_secure_renegotiation_support(con) ?
2842 * The following is evil and should not really be done
2844 BIO_printf(io, "Ciphers supported in s_server binary\n");
2845 sk = SSL_get_ciphers(con);
2846 j = sk_SSL_CIPHER_num(sk);
2847 for (i = 0; i < j; i++) {
2848 c = sk_SSL_CIPHER_value(sk, i);
2849 BIO_printf(io, "%-11s:%-25s ",
2850 SSL_CIPHER_get_version(c), SSL_CIPHER_get_name(c));
2851 if ((((i + 1) % 2) == 0) && (i + 1 != j))
2855 p = SSL_get_shared_ciphers(con, buf, bufsize);
2858 "---\nCiphers common between both SSL end points:\n");
2862 BIO_write(io, space, 26 - j);
2865 BIO_write(io, ((i % 3) ? " " : "\n"), 1);
2867 BIO_write(io, p, 1);
2874 ssl_print_sigalgs(io, con);
2875 #ifndef OPENSSL_NO_EC
2876 ssl_print_curves(io, con, 0);
2878 BIO_printf(io, (SSL_session_reused(con)
2879 ? "---\nReused, " : "---\nNew, "));
2880 c = SSL_get_current_cipher(con);
2881 BIO_printf(io, "%s, Cipher is %s\n",
2882 SSL_CIPHER_get_version(c), SSL_CIPHER_get_name(c));
2883 SSL_SESSION_print(io, SSL_get_session(con));
2884 BIO_printf(io, "---\n");
2885 print_stats(io, SSL_get_SSL_CTX(con));
2886 BIO_printf(io, "---\n");
2887 peer = SSL_get_peer_certificate(con);
2889 BIO_printf(io, "Client certificate\n");
2890 X509_print(io, peer);
2891 PEM_write_bio_X509(io, peer);
2893 BIO_puts(io, "no client certificate available\n");
2894 BIO_puts(io, "</BODY></HTML>\r\n\r\n");
2896 } else if ((www == 2 || www == 3)
2897 && (strncmp("GET /", buf, 5) == 0)) {
2900 static const char *text =
2901 "HTTP/1.0 200 ok\r\nContent-type: text/plain\r\n\r\n";
2907 for (e = p; *e != '\0'; e++) {
2913 dot = (e[0] == '.') ? 2 : 0;
2916 dot = (e[0] == '.') ? 3 : 0;
2919 dot = (e[0] == '/') ? -1 : 0;
2923 dot = (e[0] == '/') ? 1 : 0;
2925 dot = (dot == 3) || (dot == -1); /* filename contains ".."
2930 BIO_printf(io, "'%s' is an invalid file name\r\n", p);
2937 BIO_printf(io, "'%s' contains '..' reference\r\n", p);
2943 BIO_printf(io, "'%s' is an invalid path\r\n", p);
2947 /* if a directory, do the index thang */
2948 if (app_isdir(p) > 0) {
2950 BIO_printf(io, "'%s' is a directory\r\n", p);
2954 if ((file = BIO_new_file(p, "r")) == NULL) {
2956 BIO_printf(io, "Error opening '%s'\r\n", p);
2957 ERR_print_errors(io);
2962 BIO_printf(bio_err, "FILE:%s\n", p);
2966 if (((i > 5) && (strcmp(&(p[i - 5]), ".html") == 0)) ||
2967 ((i > 4) && (strcmp(&(p[i - 4]), ".php") == 0)) ||
2968 ((i > 4) && (strcmp(&(p[i - 4]), ".htm") == 0)))
2970 "HTTP/1.0 200 ok\r\nContent-type: text/html\r\n\r\n");
2973 "HTTP/1.0 200 ok\r\nContent-type: text/plain\r\n\r\n");
2977 i = BIO_read(file, buf, bufsize);
2983 BIO_printf(bio_err, "%d\n", i);
2984 if (total_bytes > 3 * 1024) {
2986 BIO_printf(bio_err, "RENEGOTIATE\n");
2987 SSL_renegotiate(con);
2991 for (j = 0; j < i;) {
2995 if (++count == 13) {
2996 SSL_renegotiate(con);
3000 k = BIO_write(io, &(buf[j]), i - j);
3002 if (!BIO_should_retry(io) && !SSL_waiting_for_async(con))
3005 BIO_printf(bio_s_out, "rwrite W BLOCK\n");
3019 i = (int)BIO_flush(io);
3021 if (!BIO_should_retry(io))
3027 /* make sure we re-use sessions */
3028 SSL_set_shutdown(con, SSL_SENT_SHUTDOWN | SSL_RECEIVED_SHUTDOWN);
3032 BIO_printf(bio_s_out, "ACCEPT\n");
3038 static int rev_body(int s, int stype, unsigned char *context)
3044 BIO *io, *ssl_bio, *sbio;
3046 buf = app_malloc(bufsize, "server rev buffer");
3047 io = BIO_new(BIO_f_buffer());
3048 ssl_bio = BIO_new(BIO_f_ssl());
3049 if ((io == NULL) || (ssl_bio == NULL))
3052 /* lets make the output buffer a reasonable size */
3053 if (!BIO_set_write_buffer_size(io, bufsize))
3056 if ((con = SSL_new(ctx)) == NULL)
3059 if (s_tlsextdebug) {
3060 SSL_set_tlsext_debug_callback(con, tlsext_cb);
3061 SSL_set_tlsext_debug_arg(con, bio_s_out);
3063 if (context && !SSL_set_session_id_context(con, context,
3064 strlen((char *)context))) {
3065 ERR_print_errors(bio_err);
3069 sbio = BIO_new_socket(s, BIO_NOCLOSE);
3070 SSL_set_bio(con, sbio, sbio);
3071 SSL_set_accept_state(con);
3073 BIO_set_ssl(ssl_bio, con, BIO_CLOSE);
3074 BIO_push(io, ssl_bio);
3075 #ifdef CHARSET_EBCDIC
3076 io = BIO_push(BIO_new(BIO_f_ebcdic_filter()), io);
3080 BIO_set_callback(SSL_get_rbio(con), bio_dump_callback);
3081 BIO_set_callback_arg(SSL_get_rbio(con), (char *)bio_s_out);
3084 #ifndef OPENSSL_NO_SSL_TRACE
3086 SSL_set_msg_callback(con, SSL_trace);
3089 SSL_set_msg_callback(con, msg_cb);
3090 SSL_set_msg_callback_arg(con, bio_s_msg ? bio_s_msg : bio_s_out);
3094 i = BIO_do_handshake(io);
3097 if (!BIO_should_retry(io)) {
3098 BIO_puts(bio_err, "CONNECTION FAILURE\n");
3099 ERR_print_errors(bio_err);
3102 #ifndef OPENSSL_NO_SRP
3103 if (BIO_should_io_special(io)
3104 && BIO_get_retry_reason(io) == BIO_RR_SSL_X509_LOOKUP) {
3105 BIO_printf(bio_s_out, "LOOKUP renego during accept\n");
3106 SRP_user_pwd_free(srp_callback_parm.user);
3107 srp_callback_parm.user =
3108 SRP_VBASE_get1_by_user(srp_callback_parm.vb,
3109 srp_callback_parm.login);
3110 if (srp_callback_parm.user)
3111 BIO_printf(bio_s_out, "LOOKUP done %s\n",
3112 srp_callback_parm.user->info);
3114 BIO_printf(bio_s_out, "LOOKUP not successful\n");
3119 BIO_printf(bio_err, "CONNECTION ESTABLISHED\n");
3120 print_ssl_summary(con);
3123 i = BIO_gets(io, buf, bufsize - 1);
3124 if (i < 0) { /* error */
3125 if (!BIO_should_retry(io)) {
3127 ERR_print_errors(bio_err);
3130 BIO_printf(bio_s_out, "read R BLOCK\n");
3131 #ifndef OPENSSL_NO_SRP
3132 if (BIO_should_io_special(io)
3133 && BIO_get_retry_reason(io) == BIO_RR_SSL_X509_LOOKUP) {
3134 BIO_printf(bio_s_out, "LOOKUP renego during read\n");
3135 SRP_user_pwd_free(srp_callback_parm.user);
3136 srp_callback_parm.user =
3137 SRP_VBASE_get1_by_user(srp_callback_parm.vb,
3138 srp_callback_parm.login);
3139 if (srp_callback_parm.user)
3140 BIO_printf(bio_s_out, "LOOKUP done %s\n",
3141 srp_callback_parm.user->info);
3143 BIO_printf(bio_s_out, "LOOKUP not successful\n");
3147 #if defined(OPENSSL_SYS_NETWARE)
3149 #elif !defined(OPENSSL_SYS_MSDOS)
3154 } else if (i == 0) { /* end of input */
3156 BIO_printf(bio_err, "CONNECTION CLOSED\n");
3159 char *p = buf + i - 1;
3160 while (i && (*p == '\n' || *p == '\r')) {
3164 if (!s_ign_eof && (i == 5) && (strncmp(buf, "CLOSE", 5) == 0)) {
3166 BIO_printf(bio_err, "CONNECTION CLOSED\n");
3169 BUF_reverse((unsigned char *)buf, NULL, i);
3171 BIO_write(io, buf, i + 1);
3176 if (!BIO_should_retry(io))
3182 /* make sure we re-use sessions */
3183 SSL_set_shutdown(con, SSL_SENT_SHUTDOWN | SSL_RECEIVED_SHUTDOWN);
3192 #define MAX_SESSION_ID_ATTEMPTS 10
3193 static int generate_session_id(const SSL *ssl, unsigned char *id,
3194 unsigned int *id_len)
3196 unsigned int count = 0;
3198 if (RAND_bytes(id, *id_len) <= 0)
3201 * Prefix the session_id with the required prefix. NB: If our prefix
3202 * is too long, clip it - but there will be worse effects anyway, eg.
3203 * the server could only possibly create 1 session ID (ie. the
3204 * prefix!) so all future session negotiations will fail due to
3207 memcpy(id, session_id_prefix,
3208 (strlen(session_id_prefix) < *id_len) ?
3209 strlen(session_id_prefix) : *id_len);
3211 while (SSL_has_matching_session_id(ssl, id, *id_len) &&
3212 (++count < MAX_SESSION_ID_ATTEMPTS));
3213 if (count >= MAX_SESSION_ID_ATTEMPTS)
3219 * By default s_server uses an in-memory cache which caches SSL_SESSION
3220 * structures without any serialisation. This hides some bugs which only
3221 * become apparent in deployed servers. By implementing a basic external
3222 * session cache some issues can be debugged using s_server.
3225 typedef struct simple_ssl_session_st {
3230 struct simple_ssl_session_st *next;
3231 } simple_ssl_session;
3233 static simple_ssl_session *first = NULL;
3235 static int add_session(SSL *ssl, SSL_SESSION *session)
3237 simple_ssl_session *sess = app_malloc(sizeof(*sess), "get session");
3240 SSL_SESSION_get_id(session, &sess->idlen);
3241 sess->derlen = i2d_SSL_SESSION(session, NULL);
3242 if (sess->derlen < 0) {
3243 BIO_printf(bio_err, "Error encoding session\n");
3248 sess->id = OPENSSL_memdup(SSL_SESSION_get_id(session, NULL), sess->idlen);
3249 sess->der = app_malloc(sess->derlen, "get session buffer");
3251 BIO_printf(bio_err, "Out of memory adding to external cache\n");
3252 OPENSSL_free(sess->id);
3253 OPENSSL_free(sess->der);
3259 /* Assume it still works. */
3260 if (i2d_SSL_SESSION(session, &p) != sess->derlen) {
3261 BIO_printf(bio_err, "Unexpected session encoding length\n");
3262 OPENSSL_free(sess->id);
3263 OPENSSL_free(sess->der);
3270 BIO_printf(bio_err, "New session added to external cache\n");
3274 static SSL_SESSION *get_session(SSL *ssl, const unsigned char *id, int idlen,
3277 simple_ssl_session *sess;
3279 for (sess = first; sess; sess = sess->next) {
3280 if (idlen == (int)sess->idlen && !memcmp(sess->id, id, idlen)) {
3281 const unsigned char *p = sess->der;
3282 BIO_printf(bio_err, "Lookup session: cache hit\n");
3283 return d2i_SSL_SESSION(NULL, &p, sess->derlen);
3286 BIO_printf(bio_err, "Lookup session: cache miss\n");
3290 static void del_session(SSL_CTX *sctx, SSL_SESSION *session)
3292 simple_ssl_session *sess, *prev = NULL;
3293 const unsigned char *id;
3295 id = SSL_SESSION_get_id(session, &idlen);
3296 for (sess = first; sess; sess = sess->next) {
3297 if (idlen == sess->idlen && !memcmp(sess->id, id, idlen)) {
3299 prev->next = sess->next;
3302 OPENSSL_free(sess->id);
3303 OPENSSL_free(sess->der);
3311 static void init_session_cache_ctx(SSL_CTX *sctx)
3313 SSL_CTX_set_session_cache_mode(sctx,
3314 SSL_SESS_CACHE_NO_INTERNAL |
3315 SSL_SESS_CACHE_SERVER);
3316 SSL_CTX_sess_set_new_cb(sctx, add_session);
3317 SSL_CTX_sess_set_get_cb(sctx, get_session);
3318 SSL_CTX_sess_set_remove_cb(sctx, del_session);
3321 static void free_sessions(void)
3323 simple_ssl_session *sess, *tsess;
3324 for (sess = first; sess;) {
3325 OPENSSL_free(sess->id);
3326 OPENSSL_free(sess->der);
3329 OPENSSL_free(tsess);